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GlossaryGlossary
Application Software: Software that is used to perform a specific
function, e.g., image processing, OCR (Optical Character Recognition), or
DTP (Desktop Publishing).
Black and White: A 1-bit image file capable of only displaying black and
white image data with no intermediate gray levels.
Document Cover: The plastic cover that is lowered over a document on
the scanner’s object glass.
Folder: An electronic storage area used to store and organize files and
other folders and is often represented on a computer screen by a folder-like
icon.
Grayscale: An 8-bit image file capable of representing all tones and colors
in the image using 256 shades of gray.
Icon: The graphical representation of a computer file or piece of computer
software.
Indicator Panel: The area of the scanner that contains the LED indicators
to show scanner status.
Non-TWAIN Driver: An interfacing system that does not follow the
TWAIN standard and is designed for a specific software package and a
specific image input device.
Object Glass: The tempered glass of the scanner where documents or
objects to be scanned are placed.
Optical Assembly: The component system of the scanner that contains all
of the optical components. Sometimes referred to as a carriage or carriage
assembly.
Peripheral Device: A device attached to a computer that adds
functionality to a computer system.
Power Indicator: The indicator that glows when the scanner’s power
cable is connected to the scanner and a “live” outlet and the power switch
is turned on.
Transparency Adapter: A scanner option that consists of additional
hardware allowing the scanning of transparent originals, such as slides or
X rays.
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